import {Link, useNavigate} from 'react-router-dom'
import {Card, Breadcrumb, Form, Button, Radio, DatePicker, Select, Space, Table, Tag} from 'antd'
import 'moment/locale/zh-cn'
import locale from 'antd/es/date-picker/locale/zh_CN'
import img404 from '@/assets/error.png'
import './index.scss'
import {DeleteOutlined, EditOutlined} from "@ant-design/icons";
import React,{useEffect, useState} from "react";
import {http} from "@/utils";
import {observer} from 'mobx-react-lite';
import {useStore} from "@/store";


const { Option } = Select
const { RangePicker } = DatePicker


const Article = () => {

  const { channelsStore } = useStore()

  // 编辑文章
  const navigate = useNavigate()
  const goPublish = (data) => {
    navigate(`/publish?id=${data.id}`)
  }

  // 删除文章
  const delArticle = async (data) => {
    await http.delete(`/mp/articles/${data.id}`)
    // 刷新一下列表
    setParams({
      ...params,
      page: 1
    })
  }


  // 文章列表数据管理
  const [article, setArticleList] = useState({
    list: [],
    count: 0
  })
  // 参数管理
  const [params,setParams] = useState({
    page: 1,
    per_page: 10
  })
  useEffect(() => {
    // 发送接口请求
    async function fetchArticleList() {
      const res = await http.get('/mp/articles', { params })
      const { results, total_count } = res.data
      setArticleList({
        list: results,
        count: total_count
      })
    }
    fetchArticleList().then(r => {})
  }, [params])

  // 筛选功能
  const onSearch = values => {
    const { status, channel_id, date } = values
    // 格式化表单数据
    const _params = {}
    // 格式化status
    _params.status = status
    if (channel_id) {
      _params.channel_id = channel_id
    }
    if (date) {
      _params.begin_pubdate = date[0].format('YYYY-MM-DD')
      _params.end_pubdate = date[1].format('YYYY-MM-DD')
    }
    // 修改params参数 触发接口再次发起
    setParams({
      ...params,
      ..._params
    })
  }

  const columns = [
    {
      title: '封面',
      dataIndex: 'cover',
      width:120,
      render: cover => {
        return <img src={cover || img404} width={80} height={60} alt="" />
      }
    },
    {
      title: '标题',
      dataIndex: 'title',
      width: 220
    },
    {
      title: '状态',
      dataIndex: 'status',
      render: data => <Tag color="green">审核通过</Tag>
    },
    {
      title: '发布时间',
      dataIndex: 'pubdate'
    },
    {
      title: '阅读数',
      dataIndex: 'read_count'
    },
    {
      title: '评论数',
      dataIndex: 'comment_count'
    },
    {
      title: '点赞数',
      dataIndex: 'like_count'
    },
    {
      title: '操作',
      render: data => {
        return (
          <Space size="middle">
            <Button
              type="primary"
              shape="circle"
              icon={<EditOutlined />}
              onClick={() => goPublish(data)} />
            <Button
              type="primary"
              danger
              shape="circle"
              icon={<DeleteOutlined />}
              onClick={() => delArticle(data)}
            />
          </Space>
        )
      },
      fixed: 'right'
    }
  ]

  // 分页
  const pageChange = (page) => {
    // 拿到当前页参数 修改params 引起接口更新
    setParams({
      ...params,
      page
    })
  }

  // const data = [
  //   {
  //     id: '8218',
  //     comment_count: 0,
  //     cover: {
  //       images:['http://geek.itheima.net/resources/images/15.jpg'],
  //     },
  //     like_count: 0,
  //     pubdate: '2019-03-11 09:00:00',
  //     read_count: 2,
  //     status: 2,
  //     title: 'wkwebview离线化加载h5资源解决方案'
  //   }
  // ]

  return (
    <div>
      <Card
        title={
          <Breadcrumb separator=">">
            <Breadcrumb.Item>
              <Link to="/home">首页</Link>
            </Breadcrumb.Item>
            <Breadcrumb.Item>内容管理</Breadcrumb.Item>
          </Breadcrumb>
        }
        style={{ marginBottom: 20 }}
      >
        <Form onFinish={ onSearch } initialValues={{ status: null }}>
          <Form.Item label="状态" name="status">
            <Radio.Group>
              <Radio value={null}>全部</Radio>
              <Radio value={0}>草稿</Radio>
              <Radio value={1}>待审核</Radio>
              <Radio value={2}>审核通过</Radio>
              <Radio value={3}>审核失败</Radio>
            </Radio.Group>
          </Form.Item>

          <Form.Item label="频道" name="channel_id">
            <Select
              placeholder="请选择文章频道"
              style={{ width: 120 }}
            >
              {
                channelsStore.channelsList.map((item)=>{
                  return <Option key={item.id} value={item.id}>{item.name}</Option>
                })
              }
            </Select>
          </Form.Item>
          <Form.Item label="日期" name="date">
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>
          </Form.Item>

          <Form.Item>
            <Button type="primary" htmlType="submit" style={{ marginLeft: 80 }}>
              筛选
            </Button>
          </Form.Item>
        </Form>
      </Card>
      <Card title={`根据筛选条件共查询到 ${article.count} 条结果：`}>
        <Table
          dataSource={article.list}
          columns={columns}
          pagination={{
            position: ['bottomCenter'],
            current: params.page,
            pageSize: params.per_page,
            onChange: pageChange
          }}
        />
      </Card>
    </div>
  )
}

export default observer(Article)